This family is a component of the RNA polymerase II elongator complex [1,2]. This complex is involved in elongation of RNA polymerase II transcription and in modification of wobble nucleosides in tRNA [3,4].

1: RNA polymerase II elongator holoenzyme is composed of two discrete subcomplexes. Winkler GS, Petrakis TG, Ethelberg S, Tokunaga M, Erdjument-Bromage H, Tempst P, Svejstrup JQ; J Biol Chem. 2001;276:32743-32749. PMID:11435442

2: Characterization of a six-subunit holo-elongator complex required for the regulated expression of a group of genes in Saccharomyces cerevisiae. Krogan NJ, Greenblatt JF; Mol Cell Biol 2001;21:8203-8212. PMID:11689709

3: An early step in wobble uridine tRNA modification requires the Elongator complex. Huang B, Johansson MJ, Bystrom AS; RNA. 2005;11:424-436. PMID:15769872

4: A genome-wide screen identifies genes required for formation of the wobble nucleoside 5-methoxycarbonylmethyl-2-thiouridine in Saccharomyces cerevisiae. Huang B, Lu J, Bystrom AS; RNA. 2008;14:2183-2194. PMID:18755837